Image reading apparatus
US9372551B2 · kind B2 · utility
0Cited by
6References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 14, 2009 |
| Grant date | Jun 21, 2016 |
| Priority date | — |
| Expiry date | Feb 16, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/03542
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An image reading apparatus includes: a light source that irradiates light; a switching unit that switches a direction of the light irradiated by the light source to one of a plurality of predetermined directions; a light guiding unit that guides the light whose direction is switched by the switching unit and that travels in one of the plurality of directions to a position predetermined for each of the directions; and a light sensor that, in a case where an object is in the predetermined position, measures light reflect by the object out of the light guided to the position by the light guiding unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.